Restructuring and Lease Charges, Net (Schedule of Restructuring Plan Activity) (Details) - USD ($) $ in Thousands	3 Months Ended			6 Months Ended
	Apr. 02, 2017	Oct. 02, 2016	Jul. 03, 2016	Jul. 02, 2017
Restructuring Reserve [Roll Forward]
Balance at beginning of period	$ 10,541			$ 10,541
Restructuring and contract termination charges, net				9,606
Restructuring Reserve, Accrual Adjustment				45
Restructuring reserve Settled with Cash and Translation Adjustment				(5,973)
Balance at end of period				14,219
Employee Severance and Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Balance at beginning of period	10,424			10,424
Restructuring and contract termination charges, net				6,697
Restructuring Reserve, Accrual Adjustment				0
Restructuring reserve Settled with Cash and Translation Adjustment				(5,948)
Balance at end of period				11,173
Contract Termination [Member]
Restructuring Reserve [Roll Forward]
Balance at beginning of period	117			117
Restructuring and contract termination charges, net				2,909
Restructuring Reserve, Accrual Adjustment				45
Restructuring reserve Settled with Cash and Translation Adjustment				(25)
Balance at end of period				3,046
Q1 2017 Restructuring Plan [Member]
Restructuring Reserve [Roll Forward]
Restructuring and contract termination charges, net	6,697
Q1 2017 Restructuring Plan [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Balance at beginning of period	0			0
Restructuring and contract termination charges, net				6,631
Restructuring Reserve, Accrual Adjustment				0
Restructuring reserve Settled with Cash and Translation Adjustment				2,665
Balance at end of period				3,966
Q1 2017 Restructuring Plan [Member] | Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Balance at beginning of period	0			0
Restructuring and contract termination charges, net				66
Restructuring Reserve, Accrual Adjustment				0
Restructuring reserve Settled with Cash and Translation Adjustment				(9)
Balance at end of period				57
Q3 2016 Restructuring Plan [Member]
Restructuring Reserve [Roll Forward]
Restructuring and contract termination charges, net		$ 1,820
Q3 2016 Restructuring Plan [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Balance at beginning of period	1,208			1,208
Restructuring and contract termination charges, net				0
Restructuring Reserve, Accrual Adjustment				0
Restructuring reserve Settled with Cash and Translation Adjustment				(765)
Balance at end of period				443
Q2 2016 Restructuring Plan [Member]
Restructuring Reserve [Roll Forward]
Restructuring and contract termination charges, net			$ 4,667
Q2 2016 Restructuring Plan [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Balance at beginning of period	1,436			1,436
Restructuring and contract termination charges, net				0
Restructuring Reserve, Accrual Adjustment				0
Restructuring reserve Settled with Cash and Translation Adjustment				(446)
Balance at end of period				990
Previous restructuring and integration plans [Member] | Employee Severance and Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Balance at beginning of period	7,780			7,780
Restructuring and contract termination charges, net				0
Restructuring Reserve, Accrual Adjustment				0
Restructuring reserve Settled with Cash and Translation Adjustment				(2,063)
Balance at end of period				5,717
Diagnostics [Member] | Q1 2017 Restructuring Plan [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring and contract termination charges, net	1,631
Diagnostics [Member] | Q1 2017 Restructuring Plan [Member] | Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring and contract termination charges, net	33
Diagnostics [Member] | Q3 2016 Restructuring Plan [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring and contract termination charges, net		41
Diagnostics [Member] | Q3 2016 Restructuring Plan [Member] | Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring and contract termination charges, net		0
Diagnostics [Member] | Q2 2016 Restructuring Plan [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring and contract termination charges, net			561
Diagnostics [Member] | Q2 2016 Restructuring Plan [Member] | Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring and contract termination charges, net			0
Discovery & Analytical Solutions [Member] | Contract Termination [Member]
Restructuring Reserve [Roll Forward]
Restructuring and contract termination charges, net				$ 2,909
Discovery & Analytical Solutions [Member] | Q1 2017 Restructuring Plan [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring and contract termination charges, net	5,000
Discovery & Analytical Solutions [Member] | Q1 2017 Restructuring Plan [Member] | Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring and contract termination charges, net	$ 33
Discovery & Analytical Solutions [Member] | Q3 2016 Restructuring Plan [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring and contract termination charges, net		1,779
Discovery & Analytical Solutions [Member] | Q3 2016 Restructuring Plan [Member] | Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring and contract termination charges, net		$ 0
Discovery & Analytical Solutions [Member] | Q2 2016 Restructuring Plan [Member] | Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Restructuring and contract termination charges, net			4,106
Discovery & Analytical Solutions [Member] | Q2 2016 Restructuring Plan [Member] | Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Restructuring and contract termination charges, net			$ 0